[System.Configuration.ConfigurationProperty("regularFlushInterval", DefaultValue="00:00:01", Options=System.Configuration.ConfigurationPropertyOptions.IsRequired)]
[System.Configuration.TimeSpanValidator(MinValueString="00:00:00", MaxValueString="10675199.02:48:05.4775807")]
[System.ComponentModel.TypeConverter(typeof(System.Configuration.InfiniteTimeSpanConverter))]
public TimeSpan RegularFlushInterval { set; get; }